Roundworms is the original animal chamber door, nematodes, roundworm head, roundworm Division. Roundworms is the largest parasitic intestinal nematode, adult slightly pink or pale yellow, with stripes across the body surface, the male often curled tail. Eggs with feces, eggs and non-fertilized eggs of two points. The former golden yellow, spherical egg cell inside the poles are crescent-shaped gap; the latter long and narrow, there are a mass of thick refractive index particle sizes.
